18049460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6311}}^1$

素因数の和:6344

約数の個数: 48

約数和(自身を含む): 44537472

約数和(自身を除く): 26488012

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 6311, 12622, 25244, 31555, 63110, 69421, 82043, 126220, 138842, 164086, 277684, 328172, 347105, 410215, 694210, 820430, 902473, 1388420, 1640860, 1804946, 3609892, 4512365, 9024730, 18049460]

約数ペア:

[(1, 18049460), (2, 9024730), (4, 4512365), (5, 3609892), (10, 1804946), (11, 1640860), (13, 1388420), (20, 902473), (22, 820430), (26, 694210), (44, 410215), (52, 347105), (55, 328172), (65, 277684), (110, 164086), (130, 138842), (143, 126220), (220, 82043), (260, 69421), (286, 63110), (572, 31555), (715, 25244), (1430, 12622), (2860, 6311)]